Working in Photoshop 1.0

In the past few years I’ve been excited to celebrate Photoshop’s 20th anniversary, with Corona’s Photoshop 1.0 app for the iPhone and the release of the Photoshop 1.0 source code. As a teacher of the current version, and a hacker of all things around me, I’ve been meaning for a while to get Photoshop 1.0 up and running on a modern Mac (running OSX 10.8). Here’s how you can too: